| Coppa Europea | 2021/05/15 09:50 | Joao Monteiro v Andreas Levenko | L | 2-3 |
| Coppa Europea | 2021/05/14 14:00 | Andy Pereira v Joao Monteiro | W | 2-3 |
| Coppa Europea | 2021/05/13 16:35 | Joao Monteiro v Samuel Novota | W | 3-0 |
| Coppa Europea | 2021/05/13 08:55 | Patrick Baum v Joao Monteiro | L | 3-0 |
| WTT Star Contender Doha | 2021/03/09 09:15 | Joao Monteiro v Yun-Ju Lin | L | 1-3 |
| WTT Star Contender Doha | 2021/03/08 11:15 | Joao Monteiro v Vladimir Samsonov | W | 3-2 |
| WTT Star Contender Doha | 2021/03/07 13:30 | Joao Monteiro v Noshad Alamiyan | W | 3-1 |
| WTT Star Contender Doha | 2021/03/07 09:20 | Joao Monteiro v Yevhen Pryshchepa | W | 3-2 |
| Campionati Europei | 2021/06/22 07:50 | Benedek Olah v Viktor Yefimov | W | 2-3 |
| TT Cup Ucraina | 2021/06/13 10:05 | Anton Limonov v Viktor Yefimov | W | 1-3 |
| TT Cup Ucraina | 2021/06/13 08:20 | Quadri Aruna v Viktor Yefimov | L | 3-2 |
| TT Cup Ucraina | 2021/06/13 07:10 | Oleksandr Didukh v Viktor Yefimov | W | 2-3 |
| TT Cup Ucraina | 2021/06/12 10:05 | Anton Limonov v Viktor Yefimov | L | 3-2 |
| TT Cup Ucraina | 2021/06/12 08:20 | Alexander Tuzhylin v Viktor Yefimov | W | 2-3 |
| TT Cup Ucraina | 2021/06/12 06:00 | Yevhen Pryshchepa v Viktor Yefimov | L | 3-2 |
| TT Cup Ucraina | 2021/04/28 12:00 | Yevhen Pryshchepa v Viktor Yefimov | W | 2-3 |